Necrotizing arteritis is rare w/ IgA Vasculitis (IgAV). Review compared 30 IgAV-NA to 257 adult IgAV & 196 PAN pts. Overall IgAV-NA is a severe IgAV phenotype with life-threatening complications & should prompt vascular imaging and intensified immunosuppression. IgAV-NA had more https://t.co/GRVcqRPKTL